Retired U.S. teacher Ronald Sakolsky interacts with faculty members and students at Luoyang Foreign Language School in Luoyang, central China's Henan Province, Aug. 29, 2026. Sakolsky, who once supported China's desertification control efforts, on Saturday visited the school where he used to teach in Luoyang. (Xinhua/Li Jianan)

Retired U.S. teacher Ronald Sakolsky interacts with faculty members and students at Luoyang Foreign Language School in Luoyang, central China's Henan Province, Aug. 29, 2026. Sakolsky, who once supported China's desertification control efforts, on Saturday visited the school where he used to teach in Luoyang. (Xinhua/Li Jianan)

Retired U.S. teacher Ronald Sakolsky (4th L, front) poses for a group photo with students and faculty members at Luoyang Foreign Language School in Luoyang, central China's Henan Province, Aug. 29, 2026. Sakolsky, who once supported China's desertification control efforts, on Saturday visited the school where he used to teach in Luoyang. (Xinhua/Li Jianan)